Term ended Jul 24, 2025 · High confidence
20-year base term ended Jan 21, 2024
Held by Gentex Corporation
Filed Jan 21, 2004 as application 10/762,127 · Granted Apr 17, 2007
Base term plus 550 days of patent term adjustment (USPTO delay)
Today
Term ended Jul 24, 2025
2004
2026
Clock starts
Jan 21, 2004
Jan 21, 2004
Term ended
Jul 24, 2025
Jul 24, 2025
Granted
Apr 17, 2007
Apr 17, 2007
base term
patent term adjustment
after the term ends
fee events
Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
550
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
3 of 3
Maintenance fees paid
Three maintenance fees fall due, at 3.5, 7.5 and 11.5 years from grant. This counts the ones the record shows paid.
9
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
This patent's term runs 550 days past its 20-year base term on prosecution delay. All three maintenance fees were paid, so no fee lapse ended it. Confidence: High. from the record
How we calculated this date
One row per rule, each showing its own input and what it did to the date. A step we could not verify says so instead of resolving itself.
| Step | Input | Date after this step | Confidence |
|---|---|---|---|
| Base term, 20 years from filing | Clock starts Jan 21, 2004, when this application, 10/762,127, was filed | Jan 21, 2024 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +550 days, USPTO patent term adjustment record | Jul 24, 2025 | High confidence |
| Terminal disclaimer cap | None on record | no cap applied | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 3 of 3 maintenance fees paid | term ended | High confidence |
| Computed term end | The steps above, in order | Jul 24, 2025 | High confidence |
This family
| US 7,206,425 | this patent Jul 2025 | Jul 2025 |
| Application PCT/US2004/001912 | PCT application no patent term | no patent term |
| US 7,457,428 | In force Mar 2027 | Mar 2027 |
| Application PCT/US2007/073867 | PCT application no patent term | no patent term |
| Application PCT/US2007/086381 | PCT application no patent term | no patent term |
| US 7,703,572 | In force Dec 2027 | Dec 2027 |
| US 8,285,408 | In force Nov 2030 | Nov 2030 |
| US 7,854,294 | In force Dec 2027 | Dec 2027 |
8 of 9 applications in this family shown, earliest filings first. The applications whose file history this site holds. The family may have others.
Assignments
Assignment documents as recorded at the USPTO, oldest first, with the reel and frame each was recorded at. A recorded assignment is a filed document, not a statement of current ownership, and the absence of a later one is not evidence that the last one still stands.
| Recorded | Assignor | Assignee | Conveyance |
|---|---|---|---|
| May 4, 2005 Reel 16552, frame 504 | Adaptive Technologies, Inc. | The United States of America as Represented by the Secretary of the Air Force | Confirmatory License |
| Aug 6, 2014 Reel 33487, frame 1 | Adaptive Technologies, Inc. | Aegisound, LLC | Sale and Assignment Agreement |
| May 21, 2015 Reel 35689, frame 569 | Vaudrey, Michael A.; Saunders, William R.; Goldstein, Andre | Adaptive Technologies, Inc. | Assignment of Assignor's Interest |
| Sep 2, 2020 Reel 53676, frame 980 | Aegisound, LLC | Gentex Corporation | Assignment of Assignor's Interest |
Sources
Google Patents · The patent document at USPTO · Assignment records at USPTO
USPTO account required: This application in Patent Center · USPTO's maintenance fee lookup
Maintenance fee events come from USPTO's own fee records. Its fee lookup asks for the patent number and the application number.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Note
The 550 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
32
later US patents cite this one
That is top 25% of utility patents granted in 2007 in our data, the only group it is compared against.
How we rank
Every date shows its work: the base term, any term adjustment or extension, any disclaimer cap, and the maintenance fee record, each with a confidence tier. How this record was built
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.